Home / 12,676,290.72-19,014,239.52-5,103,071.52

Finding the Fourth Proportional to 12,676,290.72, 19,014,239.52 and 5,103,071.52

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Solution

The fourth proportional to 12,676,290.72, 19,014,239.52 and 5,103,071.52 is: 7,654,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676,290.72 : 19,014,239.52 = 5,103,071.52 : x
  2. Step 2: Convert to fraction form
    12,676,290.72/19,014,239.52 = 5,103,071.52/x
  3. Step 3: Cross multiply
    12,676,290.72x = 19,014,239.52 × 5,103,071.52
  4. Step 4: Simplify right side
    12,676,290.72x = 97,031,024,168,970.45
  5. Step 5: Solve for x
    x = 97,031,024,168,970.45/12,676,290.72
  6. Step 6: Final answer
    x = 7,654,528.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.